Medical research

Gut bacteria mine dietary fiber to release beneficial nutrients

A new study from Washington University School of Medicine in St. Louis demonstrates that certain human gut microbes can mine dietary fiber to extract nutrients that otherwise would remain inaccessible to the human body. The ...

Medications

NSAID improves vascular health in adults with severe depression

Science has long established a link between depression and cardiovascular disease, but the precise nature of the connection is less clear. In a new proof-of-concept study, researchers worked to zero in on the mechanism behind ...

Psychology & Psychiatry

Understanding and reframing the fear of rejection

If there's one thing for sure, it's that life doesn't always go our way. A rejection, no matter the circumstance or size, can be painful, but it is something we all experience at some stage in our lives.

Obstetrics & gynaecology

Maternal gum disease may be connected to preterm birth

Women with preterm births may be more likely to have gum disease compared to those with full-term births, according to research presented at EuroPerio10, the world's leading congress in periodontology and implant dentistry ...

Oncology & Cancer

How diet and the microbiome affect colorectal cancer

While recommended screenings beginning at age 45 have helped decrease colorectal cancer cases in older adults, cancer rates are continuing to increase in younger populations.

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Species

In biology, a species is:

There are many definitions of what kind of unit a species is (or should be). A common definition is that of a group of organisms capable of interbreeding and producing fertile offspring, and separated from other such groups with which interbreeding does not (normally) happen. Other definitions may focus on similarity of DNA or morphology. Some species are further subdivided into subspecies, and here also there is no close agreement on the criteria to be used.

This text uses material from Wikipedia, licensed under CC BY-SA